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| author | Dave Chinner <dchinner@redhat.com> | 2010-04-13 15:06:52 +1000 |
|---|---|---|
| committer | Alex Elder <aelder@sgi.com> | 2010-05-19 09:58:11 -0500 |
| commit | 3a8406f6d6916e8211936edb9e1193123df2daab (patch) | |
| tree | 53f490a433ef3bd2f430ef19cdfbbe5dc514e89d /fs/xfs/quota/xfs_qm.h | |
| parent | e6a81f13aa9aa20ef03174210aed24791865b05e (diff) | |
| download | op-kernel-dev-3a8406f6d6916e8211936edb9e1193123df2daab.zip op-kernel-dev-3a8406f6d6916e8211936edb9e1193123df2daab.tar.gz | |
xfs: convert the dquot free list to use list heads
Convert the dquot free list on the filesystem to use listhead
infrastructure rather than the roll-your-own in the quota code.
Signed-off-by: Dave Chinner <dchinner@redhat.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Diffstat (limited to 'fs/xfs/quota/xfs_qm.h')
| -rw-r--r-- | fs/xfs/quota/xfs_qm.h | 19 |
1 files changed, 3 insertions, 16 deletions
diff --git a/fs/xfs/quota/xfs_qm.h b/fs/xfs/quota/xfs_qm.h index 91bd053..c9446f1 100644 --- a/fs/xfs/quota/xfs_qm.h +++ b/fs/xfs/quota/xfs_qm.h @@ -72,17 +72,6 @@ extern kmem_zone_t *qm_dqtrxzone; #define XFS_QM_MAX_DQCLUSTER_LOGSZ 3 typedef xfs_dqhash_t xfs_dqlist_t; -/* - * The freelist head. The first two fields match the first two in the - * xfs_dquot_t structure (in xfs_dqmarker_t) - */ -typedef struct xfs_frlist { - struct xfs_dquot *qh_next; - struct xfs_dquot *qh_prev; - struct mutex qh_lock; - uint qh_version; - uint qh_nelems; -} xfs_frlist_t; /* * Quota Manager (global) structure. Lives only in core. @@ -91,7 +80,9 @@ typedef struct xfs_qm { xfs_dqlist_t *qm_usr_dqhtable;/* udquot hash table */ xfs_dqlist_t *qm_grp_dqhtable;/* gdquot hash table */ uint qm_dqhashmask; /* # buckets in dq hashtab - 1 */ - xfs_frlist_t qm_dqfreelist; /* freelist of dquots */ + struct list_head qm_dqfrlist; /* freelist of dquots */ + struct mutex qm_dqfrlist_lock; + int qm_dqfrlist_cnt; atomic_t qm_totaldquots; /* total incore dquots */ uint qm_nrefs; /* file systems with quota on */ int qm_dqfree_ratio;/* ratio of free to inuse dquots */ @@ -177,10 +168,6 @@ extern int xfs_qm_scall_getqstat(xfs_mount_t *, fs_quota_stat_t *); extern int xfs_qm_scall_quotaon(xfs_mount_t *, uint); extern int xfs_qm_scall_quotaoff(xfs_mount_t *, uint); -/* list stuff */ -extern void xfs_qm_freelist_append(xfs_frlist_t *, xfs_dquot_t *); -extern void xfs_qm_freelist_unlink(xfs_dquot_t *); - #ifdef DEBUG extern int xfs_qm_internalqcheck(xfs_mount_t *); #else |
